Recoverable processes can store two types of information: transaction state information and descriptions of changes to data.
可恢复流程可以存储两种类型的信息：事务状态信息和数据更改描述。
2
The transaction manager asks all the resource managers to prepare to commit recoverable resources (prepare).
事务管理器请求所有资源管理器准备提交可恢复资源(准备)。
3
However, the addition of any other recoverable updates within the transactional scope is not supported, as a global transaction would then be required.